denier: Meaning and Definition of

de•ni•er

1. a person who denies.

de•nier

1. a unit of weight indicating the fineness of fiber filaments and yarns, both silk and synthetic, and equal to a yarn weighing one gram per each 9000 meters: used esp. in indicating the fineness of women's hosiery.
2. any of various coins issued in French-speaking regions, esp. a coin of France, originally of silver but later of copper, introduced in the 8th century and continued until 1794.